Mario Lopez Velez
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Pan American-ch U16 | 06/11/2005 | 1361 | Brazil |
| Salinas Olimpic Fest 3rd | 02/17/2005 | 2441 | Ecuador |
| Pan American-ch U16 | 07/24/2004 | 691 | Colombia |
| Wch U12 | 10/??/2001 | 433 | Spain |
Most Played Openings as White
| ECO | Opening | Games |
| C56 | Two knights defence | 3 games |
| B91 | Sicilian, Najdorf, Zagreb (fianchetto) variation | 2 games |
| B79 | Sicilian, dragon, Yugoslav attack, 12.h4 | 2 games |
| C06 | French, Tarrasch, closed variation, main line | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B04 | Alekhine's defence, modern variation | 3 games |
| B03 | Alekhine's defence | 3 games |
| C00 | French defence | 2 games |
| B02 | Alekhine's defence | 2 games |


Brazil
Ecuador
Colombia
Spain